Mobility chair



FIG. 1 is a front perspective view of the design;

FIG. 2 is a side elevational view of the design, with the opposite sidebeing a mirror image of the illustrated side;

FIG. 3 is a front elevational view of the design;

FIG. 4 is a rear elevational view of the design;

FIG. 5 is a top plan view of the design; and,

FIG. 6 is a bottom plan view of the design.

The broken line showing of environmental structure is for illustrativepurposes only, and forms no part of the claimed design.

The ornamental design for a mobility chair, as shown and described.